25037937

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 38741760

約数和(自身を除く): 13703823

約数列:

[1, 3, 9, 27, 37, 71, 111, 213, 333, 353, 639, 999, 1059, 1917, 2627, 3177, 7881, 9531, 13061, 23643, 25063, 39183, 70929, 75189, 117549, 225567, 352647, 676701, 927331, 2781993, 8345979, 25037937]

約数ペア:

[(1, 25037937), (3, 8345979), (9, 2781993), (27, 927331), (37, 676701), (71, 352647), (111, 225567), (213, 117549), (333, 75189), (353, 70929), (639, 39183), (999, 25063), (1059, 23643), (1917, 13061), (2627, 9531), (3177, 7881)]